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563218

Sigma-Aldrich

Sodium nitrite

99.999% trace metals basis

Synonym(s):

Anti-Rust, Sodium nitrite (NaNO2 )

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About This Item

Linear Formula:
NaNO2
CAS Number:
7632-00-0
Molecular Weight:
69.00
EC Number:
231-555-9
MDL number:
MFCD00011118
UNSPSC Code:
12352302
PubChem Substance ID:
24880084
NACRES:
NA.23

Assay

99.999% trace metals basis

form

solid

autoignition temp.

914 °F

impurities

≤15.0 ppm Trace Metal Analysis

mp

271 °C (lit.)

SMILES string

[Na+].[O-]N=O

InChI

1S/HNO2.Na/c2-1-3;/h(H,2,3);/q;+1/p-1

InChI key

LPXPTNMVRIOKMN-UHFFFAOYSA-M

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Application

Sodium nitrite (NaNO2) can be used for a variety of applications, such as:
  • corrosion inhibition
  • as an effective drug on cyanide poisoning
  • inhibiting the growth of micro-organisms

Signal Word

Danger

Hazard Statements

H272,H301,H319,H400

Hazard Classifications

Acute Tox. 3 Oral - Aquatic Acute 1 - Eye Irrit. 2 - Ox. Sol. 3

Storage Class Code

5.1B - Oxidizing hazardous materials

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Regulatory Listings

Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.

PDSCL

Deleterious substance

FSL

Group 1: Oxidizing solids
Nitrites
Hazardous rank I
1st oxidizing solid

ISHL Indicated Name

Substances Subject to be Indicated Names

ISHL Notified Names

Substances Subject to be Notified Names

JAN Code

563218-25G:4548173170411
563218-BULK:
563218-VAR:
563218-100G:4548173170404

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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Thiourea and substituted thioureas as corrosion inhibitors for aluminium in sodium nitrite solution
Subramanyam NC, et al.
Corrosion Science, 34(4), 563-571 (1993)
Inhibition of copper corrosion in sodium nitrate solutions with nontoxic inhibitors
Scendo M
Corrosion Science, 50(6), 1584-1592 (2008)
Factors affecting the bacteriostatic action of sodium nitrite
Castellani AG and Niven Jr CF
Applied Microbiology, 3(3), 154-154 (1955)
Jenna L Gordon et al.
Veterinary sciences, 7(2) (2020-04-29)
Neuroblastoma, the most common extracranial solid tumor in children, accounts for 15% of all pediatric cancer deaths. Pharmaceutical applications of S-Nitrosylation, which, under normal conditions is involved with a host of epigenetic and embryological development pathways, have exhibited great potential
Yen-Jung Chen et al.
Antioxidants & redox signaling, 31(2), 109-126 (2018-11-13)
Aims: The coordination of neurons to execute brain functions requires plenty of oxygen. Thus, it is not surprising that
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